Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -1.36
Milk (kg) 9.00 -0.014 -0.13
Fat (kg) 2.00 -0.375 -0.75
Prot (kg) 1.09 -0.441 -0.48
Fertility Sub Index 2.69
Calving Interval (days) -1.43 -1.459 2.09
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.60
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -1.13 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 12.43

* Based on an €80/tonne carbon price